. >> the violence is not going to stop unless and until assad understands that he can't shoot his way out of, this that the better course of action, if he wants to save his country is to allow a transition to better government. >> this new amateur video out of syria while impossible to authenticate shows the fighting apparently raging in key centers including homes in damascus. as a leader of the main syrian rebel group is throwing his support behind the formation of an interim government whose leader may be tomorrow in istanbul, turkey, shep. >> shepard: nations have long avoided during this conflict the idea of sending weapons directly to the rebels. that's changed or no? >> it seems to have changed. at a news conference with the australian foreign minister a short time ago. secretary of state john kerry really opened the door stating the u.s. does not stand in the way of other countries, whether it's france or britain or anyone else who wants to it arm the opposition. >> so as long as the president assad continues to attack his own people with scuds, with aircraft, with tanks, ther